Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 839

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-839 A Gillespie IL GLLSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-839 0 Gillespie IL GLLSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-839 1 Gillespie IL GLLSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-839 2 Gillespie IL GLLSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-839 3 Gillespie IL GLLSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-839 4 Gillespie IL GLLSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 976      
217-839 5 Gillespie IL MTONILXC1MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-839 7 Gillespie IL MTONILXC1MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-839 8 Gillespie IL MTONILXCXBX  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 976      
217-839 9 Gillespie IL MTONILXCX7X  073H TELNYX LLC 976      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.